MUSSELpdb

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Taxonomy

all genera

Unionidae

Margaritiferidae

Hyriidae

Etheriidae

Mycetopodidae

Iridinidae

Species & Genus Richness by
Taxonomy

Geography

Summary

North America

Central America

South America

Afrotropics

North Eurasia

East Asia

Australasia

Species Richness & Endemism by
Geography

Data last updated
Mon 1 Dec 2025

Publication Johnson et al. (2018): summary

publication summary | cladograms

Full Citation

Johnson, N.A., C.H. Smith, J.M. Pfeiffer, C.R. Randklev, J.D. Williams & J.D. Austin. 2018. Integrative taxonomy resolves taxonomic uncertainty for freshwater mussels being considered for protection under the U.S. Endangered Species Act. Scientific Reports 8. 15892 (16 pp.). Available electronically.

Taxonomic Opinions

Amblema plicata

Cyclonaias asperata = Pustulosa kieneriana

Cyclonaias infucata = Pustulosa infucata

Cyclonaias kleiniana = Pustulosa kleiniana

Cyclonaias necki Burlakova et al., 2018 = Pustulosa necki

Cyclonaias nodulata (Rafinesque, 1820) = Pustulosa nodulata

Cyclonaias petrina (Gould, 1855) = Pustulosa petrina
+ Unio bollii Call, 1881

Cyclonaias pustulosa (Lea, 1831) = Pustulosa pustulosa
+ Obliquaria (Quadrula) bullata Rafinesque, 1820
+ Obliquaria (Quadrula) retusa Rafinesque, 1820
+ Unio verrucosa Valenciennes, 1827
+ Unio premorsus Rafinesque, 1831
+ Unio nodulosus Say, 1834
+ Unio prasinus Conrad, 1834
+ Unio schoolcraftensis Lea, 1834
+ Unio mortoni Conrad, 1835
+ Unio dorfeuillianus Lea, 1838
+ Unio turgidus Lea, 1838
+ Unio nodiferus Conrad, 1841
+ Unio pernodosus Lea, 1845
+ Unio aureus Lea, 1859
+ Unio houstonensis Lea, 1859
+ Unio refulgens Lea, 1868
2 more...

Cyclonaias succissa (Lea, 1852) = Pustulosa succissa

Cyclonaias tuberculata (Rafinesque, 1820)

Elliptio crassidens

Megalonaias nervosa

Quadrula apiculata = Quadrula quadrula

Quadrula quadrula

Theliderma metanevra

Tritogonia verrucosa = Quadrula verrucosa

Uniomerus tetralasmus